Home / 1,872,303.64-2,583,768.54-1,012,861.24

Finding the Fourth Proportional to 1,872,303.64, 2,583,768.54 and 1,012,861.24

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Solution

The fourth proportional to 1,872,303.64, 2,583,768.54 and 1,012,861.24 is: 1,397,742.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,872,303.64 : 2,583,768.54 = 1,012,861.24 : x
  2. Step 2: Convert to fraction form
    1,872,303.64/2,583,768.54 = 1,012,861.24/x
  3. Step 3: Cross multiply
    1,872,303.64x = 2,583,768.54 × 1,012,861.24
  4. Step 4: Simplify right side
    1,872,303.64x = 2,616,999,007,297.39
  5. Step 5: Solve for x
    x = 2,616,999,007,297.39/1,872,303.64
  6. Step 6: Final answer
    x = 1,397,742.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.